Table-A) CPU performance: 10.7.r08-serial vs 10.7.r07-serial 

Legend:
10.7.r07-serial   = geant4-10-07-ref-07, built with -DGEANT4_BUILD_MULTITHREADED=OFF
10.7.r08-serial   = geant4-10-07-ref-08, built with -DGEANT4_BUILD_MULTITHREADED=OFF

Average (CPU Time)/Event:  10.7.r06 vs 10.7.r07
#----------------------------------------------------------------------------
#  107r07ser              107r08ser            100*(r08ser-r07ser)/r07ser  sample
#
#  mean      error         mean      error       %diff error
#----------------------------------------------------------------------------

  153.7400   1.8314 	  153.6800   1.3888 	  -0.0  1.5	 higgs.FTFP_BERT.1400.4 
  127.1100   1.6145 	  127.9000   1.2310 	   0.6  1.6	 higgs.FTFP_BERT.1400.0 
    8.8925   0.1253 	    8.8781   0.1048 	  -0.2  1.8	 e-100MeV.FTFP_BERT.100MeV.4 
   18.8420   0.1986 	   18.6900   0.1675 	  -0.8  1.4	 e-100MeV.Shielding.100MeV.4 
   54.5880   0.6810 	   55.3010   0.8054 	   1.3  1.9	 e-100MeV.Shielding_EMZ.100MeV.4 
    0.0082   0.0001 	    0.0084   0.0001 	   2.4  1.7	 e-.FTFP_BERT.1.0 
    0.0414   0.0007 	    0.0418   0.0005 	   1.0  2.1	 e-.FTFP_BERT.5.0 
    0.0826   0.0010 	    0.0839   0.0009 	   1.6  1.6	 e-.FTFP_BERT.10.0 
    0.4058   0.0060 	    0.4081   0.0045 	   0.6  1.9	 e-.FTFP_BERT.50.0 
    0.0105   0.0001 	    0.0106   0.0001 	   1.0  1.4	 e-.FTFP_BERT.1.4 
    0.0529   0.0009 	    0.0529   0.0005 	   0.0  1.9	 e-.FTFP_BERT.5.4 
    0.1060   0.0016 	    0.1062   0.0011 	   0.2  1.8	 e-.FTFP_BERT.10.4 
    0.5180   0.0064 	    0.5188   0.0048 	   0.2  1.5	 e-.FTFP_BERT.50.4 
    0.0146   0.0002 	    0.0145   0.0002 	  -0.7  1.9	 pi-.FTFP_BERT.1.0 
    0.0580   0.0010 	    0.0581   0.0007 	   0.2  2.1	 pi-.FTFP_BERT.5.0 
    0.1088   0.0018 	    0.1093   0.0011 	   0.5  1.9	 pi-.FTFP_BERT.10.0 
    0.5046   0.0074 	    0.5026   0.0055 	  -0.4  1.8	 pi-.FTFP_BERT.50.0 
    0.0160   0.0002 	    0.0161   0.0002 	   0.6  1.8	 pi-.FTFP_BERT.1.4 
    0.0660   0.0009 	    0.0658   0.0006 	  -0.3  1.6	 pi-.FTFP_BERT.5.4 
    0.1249   0.0017 	    0.1252   0.0014 	   0.2  1.8	 pi-.FTFP_BERT.10.4 
    0.5851   0.0078 	    0.5828   0.0053 	  -0.4  1.6	 pi-.FTFP_BERT.50.4 
    0.0161   0.0003 	    0.0161   0.0002 	   0.0  2.2	 pi-.QGSP_BERT.1.4 
    0.0661   0.0010 	    0.0660   0.0007 	  -0.2  1.8	 pi-.QGSP_BERT.5.4 
    0.1248   0.0016 	    0.1247   0.0013 	  -0.1  1.7	 pi-.QGSP_BERT.10.4 
    0.5803   0.0080 	    0.5793   0.0061 	  -0.2  1.7	 pi-.QGSP_BERT.50.4 
    0.0150   0.0002 	    0.0151   0.0001 	   0.7  1.5	 pi-.QGSP_BIC.1.4 
    0.0638   0.0007 	    0.0639   0.0005 	   0.2  1.3	 pi-.QGSP_BIC.5.4 
    0.1212   0.0013 	    0.1218   0.0010 	   0.5  1.4	 pi-.QGSP_BIC.10.4 
    0.5697   0.0061 	    0.5689   0.0040 	  -0.1  1.3	 pi-.QGSP_BIC.50.4 
    0.0365   0.0005 	    0.0364   0.0003 	  -0.3  1.6	 anti_proton.FTFP_BERT.1.4 
    0.0869   0.0012 	    0.0867   0.0011 	  -0.2  1.9	 anti_proton.FTFP_BERT.5.4 
    0.1489   0.0022 	    0.1485   0.0014 	  -0.3  1.7	 anti_proton.FTFP_BERT.10.4 
    0.6151   0.0083 	    0.6116   0.0052 	  -0.6  1.6	 anti_proton.FTFP_BERT.50.4 
    0.0110   0.0002 	    0.0108   0.0001 	  -1.8  2.0	 proton.FTFP_BERT.1.4 
    0.0645   0.0009 	    0.0642   0.0007 	  -0.5  1.8	 proton.FTFP_BERT.5.4 
    0.1265   0.0017 	    0.1264   0.0014 	  -0.1  1.7	 proton.FTFP_BERT.10.4 
    0.5961   0.0077 	    0.5941   0.0062 	  -0.3  1.7	 proton.FTFP_BERT.50.4 
    0.0633   0.0005 	    0.0627   0.0004 	  -0.9  1.0	 pi-.FTFP_INCLXX.1.4 
    0.2134   0.0014 	    0.2139   0.0013 	   0.2  0.9	 pi-.FTFP_INCLXX.5.4 
    0.3852   0.0027 	    0.3876   0.0027 	   0.6  1.0	 pi-.FTFP_INCLXX.10.4 
    0.5442   0.0032 	    0.5466   0.0025 	   0.4  0.7	 pi-.FTFP_INCLXX.15.4 
    0.0505   0.0004 	    0.0505   0.0003 	   0.0  1.0	 proton.FTFP_INCLXX.1.4 
    0.2415   0.0017 	    0.2417   0.0011 	   0.1  0.8	 proton.FTFP_INCLXX.5.4 
    0.4390   0.0041 	    0.4382   0.0023 	  -0.2  1.1	 proton.FTFP_INCLXX.10.4 
    0.6229   0.0044 	    0.6269   0.0037 	   0.6  0.9	 proton.FTFP_INCLXX.15.4 
    0.0863   0.0006 	    0.0848   0.0005 	  -1.7  0.9	 proton.FTFP_BERT_HP.1.4 
    0.4536   0.0032 	    0.4538   0.0030 	   0.0  1.0	 proton.FTFP_BERT_HP.5.4 
    0.0862   0.0005 	    0.0848   0.0005 	  -1.6  0.8	 proton.Shielding.1.4 
    0.4593   0.0025 	    0.4560   0.0027 	  -0.7  0.8	 proton.Shielding.5.4 
    0.0874   0.0015 	    0.0875   0.0011 	   0.1  2.1	 gamma.FTFP_BERT_EMZ_AugerOff.250MeV.0 
    0.1255   0.0020 	    0.1261   0.0017 	   0.5  2.1	 gamma.FTFP_BERT_EMZ_AugerOn.250MeV.0 
    0.0343   0.0006 	    0.0342   0.0005 	  -0.3  2.3	 gamma.FTFP_BERT_EMZ_AugerOff.1.0 
    0.0491   0.0007 	    0.0491   0.0006 	   0.0  1.9	 gamma.FTFP_BERT_EMZ_AugerOn.1.0 

#----------------------------------------------------------------------------


Table-B) Total Memory : 10.7.r08-serial vs 10.7.r07-serial  

#-----------------------------------------------------------------------------
# total           memory     100*(r08ser-r07ser)/r07ser 
# 107r07ser       107r08ser     %diff           sample
#-----------------------------------------------------------------------------

  4388.0800 	  4400.9900 	 0.3	 higgs.FTFP_BERT.1400.4 
  4450.6000 	  4412.2900 	-0.9	 higgs.FTFP_BERT.1400.0 
  176.4770 	  175.6610 	-0.5	 e-100MeV.FTFP_BERT.100MeV.4 
  54625.8000 	  54687.5000 	 0.1	 e-100MeV.Shielding.100MeV.4 
  98404.1000 	  98453.2000 	 0.0	 e-100MeV.Shielding_EMZ.100MeV.4 
  107.3330 	  106.6220 	-0.7	 e-.FTFP_BERT.1.0 
  108.3760 	  107.0590 	-1.2	 e-.FTFP_BERT.5.0 
  109.6750 	  108.9410 	-0.7	 e-.FTFP_BERT.10.0 
  119.5770 	  118.6070 	-0.8	 e-.FTFP_BERT.50.0 
  107.3930 	  106.6870 	-0.7	 e-.FTFP_BERT.1.4 
  108.6260 	  107.7350 	-0.8	 e-.FTFP_BERT.5.4 
  109.8270 	  109.3550 	-0.4	 e-.FTFP_BERT.10.4 
  121.7260 	  120.4280 	-1.1	 e-.FTFP_BERT.50.4 
  125.5530 	  125.5060 	-0.0	 pi-.FTFP_BERT.1.0 
  177.1690 	  177.3350 	 0.1	 pi-.FTFP_BERT.5.0 
  221.5710 	  218.8300 	-1.2	 pi-.FTFP_BERT.10.0 
  584.2700 	  578.0050 	-1.1	 pi-.FTFP_BERT.50.0 
  126.6280 	  128.0160 	 1.1	 pi-.FTFP_BERT.1.4 
  178.8370 	  178.7700 	-0.0	 pi-.FTFP_BERT.5.4 
  218.7110 	  222.5430 	 1.8	 pi-.FTFP_BERT.10.4 
  568.0990 	  576.0810 	 1.4	 pi-.FTFP_BERT.50.4 
  127.0060 	  128.4050 	 1.1	 pi-.QGSP_BERT.1.4 
  179.1220 	  178.9770 	-0.1	 pi-.QGSP_BERT.5.4 
  218.8800 	  222.7660 	 1.8	 pi-.QGSP_BERT.10.4 
  639.1070 	  610.9460 	-4.4	 pi-.QGSP_BERT.50.4 
  823.7770 	  839.0110 	 1.8	 pi-.QGSP_BIC.1.4 
  2662.0800 	  2734.6900 	 2.7	 pi-.QGSP_BIC.5.4 
  4401.1600 	  4416.2200 	 0.3	 pi-.QGSP_BIC.10.4 
  16071.0000 	  16067.1000 	-0.0	 pi-.QGSP_BIC.50.4 
  146.0930 	  149.8470 	 2.6	 anti_proton.FTFP_BERT.1.4 
  197.1520 	  197.2030 	 0.0	 anti_proton.FTFP_BERT.5.4 
  253.4030 	  253.6460 	 0.1	 anti_proton.FTFP_BERT.10.4 
  640.7370 	  640.4900 	-0.0	 anti_proton.FTFP_BERT.50.4 
  119.7850 	  121.2730 	 1.2	 proton.FTFP_BERT.1.4 
  199.2380 	  200.9630 	 0.9	 proton.FTFP_BERT.5.4 
  266.8830 	  260.3450 	-2.4	 proton.FTFP_BERT.10.4 
  676.4070 	  699.1930 	 3.4	 proton.FTFP_BERT.50.4 
  2140.8400 	  2237.9500 	 4.5	 pi-.FTFP_INCLXX.1.4 
  6983.5200 	  6803.5300 	-2.6	 pi-.FTFP_INCLXX.5.4 
  11678.6000 	  12297.7000 	 5.3	 pi-.FTFP_INCLXX.10.4 
  16603.8000 	  16429.0000 	-1.1	 pi-.FTFP_INCLXX.15.4 
  1833.2300 	  1852.8500 	 1.1	 proton.FTFP_INCLXX.1.4 
  8039.4000 	  8202.7900 	 2.0	 proton.FTFP_INCLXX.5.4 
  14311.9000 	  14355.6000 	 0.3	 proton.FTFP_INCLXX.10.4 
  19820.5000 	  20234.6000 	 2.1	 proton.FTFP_INCLXX.15.4 
  13607.6000 	  13625.8000 	 0.1	 proton.FTFP_BERT_HP.1.4 
  23719.7000 	  23898.9000 	 0.8	 proton.FTFP_BERT_HP.5.4 
  13594.5000 	  13524.2000 	-0.5	 proton.Shielding.1.4 
  23891.9000 	  23784.8000 	-0.4	 proton.Shielding.5.4 
  443.4350 	  441.8180 	-0.4	 gamma.FTFP_BERT_EMZ_AugerOff.250MeV.0 
  730.4360 	  729.8520 	-0.1	 gamma.FTFP_BERT_EMZ_AugerOn.250MeV.0 
  994.7430 	  991.2470 	-0.4	 gamma.FTFP_BERT_EMZ_AugerOff.1.0 
  2139.8200 	  2137.3100 	-0.1	 gamma.FTFP_BERT_EMZ_AugerOn.1.0 

#-----------------------------------------------------------------------------